Where once only Claire Danes ( Eliza Doolittle) and Jefferson Mays ( Henry Higgins) had been cast, now there are , among many, Boyd Gaines (Colonel Pickering) and Jay O. Sanders ( Alfred Doolittle), joining the Roundabout Theatre Company's production of Pygmalion. The show will start previews at the American Airlines Theatre on September 21, with an opening set for October 18. The limited run will end on December 16.